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Determine what forces are present in this situation: An elevator is rising at a constant speed; the elevator is the object in this situation.
answered
Feb 20, 2017
Physics
middle-school
5
votes
158k
views
Explain why a golf ball is heavier than a table-tennis ball even though the balls are the same size?
answered
Aug 12, 2016
Physics
middle-school
5
votes
93.9k
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